The first Dream Chaser vehicle, built for ISS cargo missions, nears completion at a Sierra Space facility in Colorado. Credit: Sierra Space WASHINGTON — Sierra Space says it is making good progress on ...

Sierra Space's first Dream Chaser vehicle, named Tenacity, will soon go to a NASA facility in Ohio for environmental testing before a launch scheduled as soon as spring 2024. Credit: Sierra Space ...

Sierra Space’s Dream Chaser spaceplane is off the manifest for United Launch Alliance’s second Vulcan Centaur flight due to scheduling delays, with an “inert payload” taking its place, the rocket ...

There is still some work to do to prepare Sierra Space’s Dream Chaser spaceplane for its first mission, but the company says the winged resupply craft for the International Space Station will soon ...